bsym별 target 비율
bsym sum_y nh target_ratio||target_ratio_pop
2009-12 111 287 0.3870.353
2010-01 79 216 0.36570.3639
2010-02 78 232 0.3360.406
2010-03 116 317 0.36590.3576
2010-04 103 283 0.36400.3662
2010-05 107 290 0.3690.381
2010-06 131 312 0.4200.377
2010-07 102 278 0.3670.378
2010-08 108 273 0.39560.4007
2010-09 141 344 0.40990.4044
2010-10 189 449 0.4210.439
2010-11 166 482 0.3440.326
2010-12 120 266 0.4510.366
2011-01 77 222 0.34680.3536
2011-02 84 227 0.3700.383
2011-03 91 292 0.311640.31211
2011-04 123 257 0.4790.430
2011-05 121 317 0.38170.3883
2011-06 110 297 0.37040.3683
2011-07 114 285 0.40000.4089
2011-08 136 281 0.4840.455
2011-09 138 380 0.3630.386
2011-10 196 409 0.4790.456
2011-11 117 499 0.2340.223